Finding the Third Proportional to 1,039.08 and 2,212.95
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Solution
The third proportional to 1,039.08 and 2,212.95 is: 4,712.95
Step by Step Solution
- Step 1: Write the proportion equation
1,039.08 : 2,212.95 = 2,212.95 : x - Step 2: Convert to fraction form
1,039.08/2,212.95 = 2,212.95/x - Step 3: Cross multiply
1,039.08x = 2,212.95 × 2,212.95 - Step 4: Simplify right side
1,039.08x = 4,897,126.96 - Step 5: Solve for x
x = 4,897,126.96/1,039.08 - Step 6: Final answer
x = 4,712.95
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.